1 ene 1965 año - SMO becomes
Pasteurized Milk
Ordinance (PMO)
Descripción:
 "SMO became known as the Pasteurized Milk Ordinance (PMO) in 1965.
• PMO is the basic standard used in the voluntary cooperative state/ FDA program for the certification of interstate milk shippers.
• All 50 states participate."
Source: 
https://www.ncleg.gov/DocumentSites/Committees/HSCAR/Meetings/2011-2012/4%20-%20March%207/2012-0307%20B.Riley-%20NCGA%20Research%20-%20Fed%20and%20State%20Regs%20of%20Raw%20Milk%20Presentation.pdf 
Añadido al timeline:
fecha:
1 ene 1965 año
Ahora mismo
 ~ 60 years ago